Add 28/84 and 70/42
1st number: 28/84, 2nd number: 1 28/42
28/84 + 70/42 is 2/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
28/84 = 28 × 1/84 × 1 = 28/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
70/42 = 70 × 2/42 × 2 = 140/84 - Add the two like fractions:
28/84 + 140/84 = 28 + 140/84 = 168/84 - 168/84 simplified gives 2/1
- So, 28/84 + 70/42 = 2/1
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